Seiko Cal. 3863 - 546

Released in 1966, the Cal. 3863 with design code 546 was part of Seiko's domestic market collection. It features a Blue Sunburst dial protected by a Mineral crystal and offers 140m of water resistance. [seikata-wm-a2fa41013db5]

Also known as: Sumo, Panda

Specifications

Movement

Spring Drive

Case Material

Stainless Steel

Case Width

35mm

Case Thickness

13.7mm

Lug Width

21mm

Crystal

Mineral

Bezel

Bidirectional

Water Resistance

140m

Dial Color

Blue Sunburst

Jewels

20j

Frequency

36,000 bph

Power Reserve

62 hours

Year

1966

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